For parking structures more complex than the simple spiral-up and spiral-down, Axel Peemoeller (sic) has devised this clever signage system in an Australian garage. At first glance, it’s a post-modern decoration, (evokes old Benetton?) but when your vehicle is situated at the appropriate junctures (decision points).. a clearer picture emerges.

Axel Peemoeller - Eureka Carpark Melbourne.